Gamesalad - GameSalad is a game development platform for iOS, Android and HTML5.
Bizness Apps - Create your own app or become a reseller and build apps for others
BuildFire - BuildFire is the easiest way for small businesses to build a mobile app in a matter of minutes for iOS and Android.
GoodBarber - GoodBarber is a mobile app creation platform.
AppMachine - AppMachine is an app creation software that uses a click and drag interface with a Lego themed design, rather than a more complicated coding interface. Read more about AppMachine.
Fuse - Fuse is a UX tool suite for mobile app designers and developers.